Perfect Homemade Keto Mayonnaise (2-Minute Recipe)

Transform your keto meals with this quick, foolproof homemade mayonnaise that’s creamy, rich, and completely sugar-free.

KEY INFO

Prep Time: 2 minutes
Total Time: 2-5 minutes
Servings: 8-24 (1 cup total)
Difficulty: Easy
Diet: Keto, Low-Carb, Paleo, Gluten-Free
Cost: Under $5

Ingredients for keto mayo including olive oil, egg, lemon juice, and dijon mustard on a white marble countertop in a modern kitchen with green subway tile backsplash

EQUIPMENT NEEDED

Immersion blender (essential)
Tall, narrow container or wide-mouth mason jar
Alternative: Electric whisk (though results may vary)

INGREDIENTS

1 cup (240ml) light olive oil or avocado oil
1 large egg at room temperature
2 tsp (10ml) lemon juice or white wine vinegar
1 tsp Dijon mustard
¼ tsp salt
Optional: ¼ tsp garlic powder

METHOD

Place all ingredients in your tall container, ensuring the egg sinks to the bottom.
Insert immersion blender to the very bottom of the container, completely covering the egg.
Without moving the blender, pulse for 20 seconds until you see white mayonnaise forming at the base.
Slowly lift the blender while running, incorporating remaining oil until thick and creamy (about 30 seconds more).
Taste and adjust seasoning if needed.

Professional food photography of modern kitchen with immersion blender, cookware, and ingredients for mayonnaise preparation on white marble countertop.

CRUCIAL TIPS

All ingredients MUST be room temperature.
Use light olive oil, not extra virgin (too bitter).
Don’t move the blender initially – patience is key.
If mixture separates, add 1 tsp hot water and blend again.

Modern kitchen with marble countertops, stainless steel appliances, and green tile backsplash, featuring wooden utensils, cream-colored prep bowls, and a clear container with perfectly consistent mayonnaise.

STORAGE & VARIATIONS

Storage: Keep refrigerated in an airtight container for up to 2 weeks.
Scaling: Recipe doubles easily; use the same method.

Variations:

Garlic Mayo: Add 2 crushed garlic cloves.
Spicy Mayo: Mix in 1 tbsp sriracha.
Herb Mayo: Add 2 tbsp fresh chopped herbs.

Professional food photography of a kitchen scene featuring modern cookware, wooden utensils, and homemade mayonnaise in a clear glass mason jar, taken with daylight from a window.

COMMON MISTAKES TO AVOID

Using cold ingredients.
Moving the blender too quickly.
Using extra virgin olive oil.
Over-blending (causes separation).

NUTRITIONAL INFO (per tablespoon)

Calories: 90
Fat: 10g
Carbs: 0g
Protein: 0.5g

This silky, rich mayonnaise beats any store-bought version and takes just minutes to make. Perfect for sandwiches, salads, or as a base for other keto-friendly sauces. Master this basic recipe, and you’ll never buy mayonnaise again!