Overnight Oats with Protein: 28g Protein, 330 Calories (Meal Prep…
Overnight oats with protein is a 3-minute make-ahead breakfast that delivers 28g of protein, 7g of fiber, and 330 calories. Combine rolled oats, Greek yogurt, whey protein, and milk in a jar tonight — and wake up to a creamy, cold, macro-perfect breakfast that's ready to eat.

Ingredients (1 serving)
- 1/2 cup (40g) rolled oats
- 1/2 cup (120g) nonfat Greek yogurt
- 1/2 scoop (15g) vanilla whey protein
- 1/2 cup (120ml) unsweetened almond milk (or skim milk)
- 1 tbsp chia seeds
- 1/2 tsp vanilla extract
- 1/4 tsp cinnamon
- Pinch of salt
- Topping: 1/2 cup (75g) mixed berries
- Optional: 1 tsp honey, 1 tbsp nut butter
Instructions
- In a 16 oz mason jar or container, combine oats, Greek yogurt, protein powder, milk, chia, vanilla, cinnamon, and salt.
- Stir well until no protein powder clumps remain.
- Seal the jar and refrigerate at least 6 hours (overnight is ideal).
- Top with berries (and optional honey/nut butter) in the morning.
- Eat cold straight from the jar, or warm 60 seconds in microwave.
- Log in Eati.
Calories, Fat, and Protein (Estimated)
Calories: 330 kcal per serving (base recipe) Fat: 6g Protein: 28g Carbs: 42g (7g fiber)
With 1 tbsp peanut butter: 430 cal, 31g protein. With full scoop whey (not 1/2): +60 cal, +12g protein (40g total).
Why Overnight Oats with Protein Work So Well
Standard overnight oats (just oats + milk) are healthy but weak on protein — 15g or less per serving. Adding Greek yogurt and whey transforms this into a true fat-loss breakfast.
Macro breakdown: • 330 calories • 28g protein (complete) • 6g fat • 42g carbs with 7g fiber • ~8.5g protein per 100 calories
The no-cook advantage: Overnight oats don't need cooking — cold liquid softens oats over 6+ hours into a creamy, ready-to-eat breakfast. For anyone who: • Doesn't have 10 minutes in the morning • Can't stand hot breakfast • Wants grab-and-go portability • Meal preps on Sunday
...overnight oats are the ultimate solution.
The yogurt + whey combo: • Greek yogurt: 12g casein protein (slow-digesting). • 1/2 scoop whey: 12g fast-digesting protein. • Combined = sustained release over 4–6 hours.
This dual-protein approach is exactly what muscle-protein-synthesis research recommends: fast protein starts the process, slow protein continues it.
Fiber profile: • Oats: 4g fiber. • Chia seeds: 3g fiber. • Berries: 3g fiber. • Total: 10g+ fiber (40%+ DV) — exceptional for a breakfast.
Comparison to alternatives: • Store-bought overnight oats cup: 280 cal, 10g protein, lots of added sugar. • Classic oatmeal + raisins: 300 cal, 8g protein. • This recipe: 330 cal, 28g protein, 0g added sugar.
For more make-ahead options, see chia pudding with protein powder and 20 high-protein low-calorie breakfast ideas.
Overnight Oats Ratios That Actually Work
Most overnight oats recipes online give the wrong ratios — too runny, too thick, or too gummy. Here's the tested formula:
Classic ratio (this recipe): • 1/2 cup oats : 1/2 cup yogurt : 1/2 cup milk : 1 tbsp chia = 1 serving. • Total liquid (including yogurt): ~1 cup. • Result: creamy, spoonable, not soupy.
Texture preferences: • Thicker (pudding-like): reduce milk to 1/3 cup + add extra 1 tbsp chia. • Thinner (porridge-like): add extra 1/4 cup milk. • With fruit mixed in: no adjustment needed. • Warm version: microwave 60 seconds, stir, add splash of milk.
Oat types (not interchangeable): • Rolled oats (old-fashioned): IDEAL. Absorb liquid evenly, chewy bite. • Quick oats: work but get mushier; cut prep time to 3 hours. • Steel-cut oats: DON'T WORK overnight. Need hot cooking to soften. • Instant oatmeal packets: Too fine, become gluey. Avoid. • Oat flour: creates a paste. Use only in baking.
Liquid choices: • Unsweetened almond milk (30 cal): lowest cal, neutral flavor. • Skim dairy milk (80 cal): creamier, +8g protein. • Greek yogurt base (alternative): ultra-creamy, +15g protein. • Oat milk (120 cal): sweetest, creamy but adds carbs. • Half water + half milk: budget option, cuts calories.
Pro tip: Stir twice. Stir everything initially, wait 5 minutes, stir again. This prevents chia and protein powder from clumping at the bottom. Skipping this step is the #1 overnight oats mistake.
10 Overnight Oats Flavor Combinations
Rotate through these to never get bored. All stay around 28–35g protein:
- Classic vanilla berry (this recipe, 330 cal, 28g protein):
• Base + mixed berries + vanilla + cinnamon.
- Peanut butter banana (440 cal, 31g protein):
• Base + 1 tbsp PB + 1/2 sliced banana + extra cinnamon.
- Chocolate peanut butter (410 cal, 31g protein):
• Chocolate whey + 1 tbsp PB + 1 tbsp cocoa + sugar-free chocolate chips.
- Apple cinnamon (350 cal, 28g protein):
• Base + 1/2 diced apple + extra cinnamon + 1 tsp maple syrup.
- Pumpkin spice (340 cal, 28g protein):
• Base + 3 tbsp pumpkin puree + pumpkin pie spice.
- Strawberry cheesecake (350 cal, 29g protein):
• Strawberry whey + 1/2 cup strawberries + 2 tbsp cottage cheese mixed in.
- Carrot cake (370 cal, 28g protein):
• Vanilla whey + 1/4 cup grated carrot + cinnamon + 1 tbsp walnuts + raisins.
- Tropical (375 cal, 29g protein):
• Vanilla whey + coconut milk + 1/2 cup diced mango + 1 tbsp toasted coconut.
- Blueberry lemon (345 cal, 28g protein):
• Base + 1/2 cup blueberries + zest of 1 lemon + extra vanilla.
- Tiramisu (340 cal, 29g protein):
• Vanilla whey + 1 shot espresso + 1 tbsp cocoa + 1 tbsp mascarpone.
Seasonal rotations: • Spring: strawberry, lemon-blueberry, cherry vanilla. • Summer: peach, tropical, mixed berry. • Fall: apple, pumpkin, caramel. • Winter: chocolate orange, gingerbread, cranberry vanilla.
Morning toppings (added fresh): • +20 cal: cinnamon, honey drizzle, lemon zest. • +40 cal: fresh fruit (1/2 cup), granola (1 tbsp). • +100 cal: nut butter (1 tbsp), nuts (1 tbsp), dark chocolate (1 tbsp).
Meal Prep: 5 Jars in 10 Minutes
Overnight oats are designed for batch prep. Here's the efficient Sunday routine:
Sunday assembly:
- Line up 5 pint-size (16 oz) mason jars.
- In each: 1/2 cup oats + 1/2 scoop whey + 1 tbsp chia + pinch salt + 1/4 tsp cinnamon.
- Add 1/2 cup Greek yogurt + 1/2 cup milk + 1/2 tsp vanilla.
- Seal and shake each jar vigorously for 10 seconds.
- Wait 5 min, shake again to prevent clumping.
- Refrigerate.
Monday–Friday: • Grab jar. • Add berries (pre-washed) or other fresh topping. • Eat cold, or microwave 60 sec. • Rinse jar for reuse.
Storage rules: • Plain base (no fresh fruit): 5 days in fridge. • With fruit mixed in: 3 days max. • Freezer: 1 month in freezer-safe jar (leave 1 inch headspace). • Reheat from frozen: thaw overnight in fridge or microwave 90 sec.
Assembly time saving: • Pre-portion dry ingredients (oats + chia + protein powder) into mini ziplock bags — takes 5 minutes for a month's worth. • When you want a jar: empty bag into jar, add yogurt + milk, shake, done.
Container options: • Mason jars (best): clear, see contents, wide mouth for easy eating. • OXO containers: airtight, come in matching sizes. • Takeaway cups (work-friendly): insulated with a lid, portable.
Smart shopping: • Rolled oats in 5 lb bags: $0.15/serving. • Greek yogurt in 32 oz tubs: $0.80/serving. • Whey in 5 lb tubs: $0.40/half-scoop. • Almond milk in half-gallon cartons: $0.30/serving. • Chia in 2 lb bags: $0.15/serving. • Total cost per jar: ~$1.80.
Compared to: • Starbucks oatmeal: $4.25. • Grocery store overnight oats cup: $3.50.
For more budget-friendly meal prep, see best free calorie counter and how to track calories with an app.
Overnight Oats with Protein (28g Protein, Make-Ahead Breakfast) |…
A 3-minute assembly gives you 330 calories with 28g protein and 7g fiber — arguably the single best meal prep breakfast you can make. Batch 5 jars on Sunday and you're done thinking about breakfast until Friday.
Overnight Oats with Protein: 28g Protein, 330 Calories (Meal Prep…
How many calories in overnight oats with protein?
About 330 calories per serving with 1/2 cup oats, 1/2 cup Greek yogurt, 1/2 scoop whey, 1/2 cup almond milk, and 1/2 cup berries. Delivers 28g protein and 7g fiber.
How long do overnight oats last in the fridge?
Plain overnight oats (no fresh fruit mixed in) last 5 days in the refrigerator. Once fresh fruit is added, eat within 3 days — the berries get mushy. For longest shelf life, assemble the oats base ahead and top with fruit only the morning you eat it.
Can I eat overnight oats warm?
Yes — microwave 60 seconds and stir in a splash of milk to thin if needed. Overnight oats give you the best of both worlds: ready-to-eat cold, or reheatable to creamy porridge in under 2 minutes.
What's the best protein powder for overnight oats?
Vanilla whey isolate dissolves smoothly and has a neutral flavor that works with any topping. For slower-release protein, casein works but creates a thicker texture. Plant-based blends (pea + rice) work fine but are slightly grainier.
Are overnight oats good for weight loss?
Yes — 28g of protein + 7g of fiber in 330 calories is an excellent fat-loss macro profile. The slow-release carbs prevent blood sugar crashes, and the satiety is strong enough to push lunch back by 1–2 hours. Just watch the toppings — nut butter and granola can easily add 150+ cal.
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