Ingredient Comparison
🥛
Buttermilk
vs
🥚
Egg White
Buttermilk vs Egg White
Both are common in the kitchen, but they behave differently. Here's how to choose between them for your next recipe.
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The short answer
Use Buttermilk when you need it for baking, dressings, marinades. Use Egg White when you need it for baking, frittatas, omelets.
🥛
ButtermilkDairy
Tangy, slightly thick liquid that tenderizes gluten and activates baking soda. Essential in pancakes, fried chicken, quick breads, and cakes.
5 substitutes available
🥚
Egg WhiteDairy
The clear liquid surrounding the yolk of an egg. High in protein with no fat or cholesterol. Used in meringues, macarons, angel food cake, cocktails, and as a binder.
3 substitutes available
Key Differences
| Attribute | Buttermilk | Egg White |
|---|---|---|
| Category | Dairy | Dairy |
| Substitutes | 5 | 3 |
| Diet Options |
Diet Compatibility
Buttermilk
Egg White
Substitutes
🥛 Buttermilk Substitutes
- Milk + Vinegar1 cup milk + 1 tbsp white vinegar
- Milk + Lemon Juice1 cup milk + 1 tbsp lemon juice
- Yogurt + Water3/4 cup yogurt + 1/4 cup water
- Oat Milk + Vinegar1 cup oat milk + 1 tbsp apple cider vinegar
- Sour Cream + Water3/4 cup sour cream + 1/4 cup water
🥚 Egg White Substitutes
- Egg Substitute, Liquid or Frozen, Fat Free2:1
- Seeds, Flaxseed1 tbsp ground + 3 tbsp water:1 white
- Leavening Agents, Cream of Tartar1/8 tsp:1 white
Which Should I Use?
Use Buttermilk when…
✅ Best for
bakingdressingsmarinadespancakes
⚠️ Not ideal for
as a toppingthick dips
Use Egg White when…
✅ Best for
bakingfrittatasomelets
⚠️ Not ideal for
recipes needing yolk richness