What is Bulletproof Coffee? – Dr. Berg's Coffee Hack
What is Bulletproof Coffee? – Dr. Berg's Coffee Hack is a easy American (Keto) recipe that serves 1. 250 calories per serving. Recipe by Dr. Eric Berg DC on YouTube.
Prep: 6 min | Cook: PT0M | Total: 11 min
Cost: $14.96 total, $14.96 per serving
Ingredients
- 8 oz Brewed Coffee (hot, freshly brewed)
- 1 tbsp Grass‑Fed Butter (softened for easier blending)
- 1 tbsp MCT Oil (preferably a high‑quality, flavorless MCT oil)
- 1 packet Xylitol (approximately 1 tsp; provides mild sweetness)
- 5 g Unsweetened 100% Cacao Chocolate (one small square, chopped finely; use a high‑quality bar)
Instructions
Brew Coffee
Brew 8 oz of hot coffee using your preferred method. Aim for a temperature around 180°F (82°C).
Time: PT5M
Temperature: 180°F
Prepare Chocolate
Take a small square of 100% cacao chocolate (≈5 g) and chop it finely on a cutting board.
Time: PT1M
Blend All Ingredients
Add the hot coffee, 1 tbsp grass‑fed butter, 1 tbsp MCT oil, 1 packet xylitol, and the chopped chocolate into the blender. Blend on high for 30‑45 seconds until the mixture is frothy and the fats are fully emulsified.
Time: PT1M
Serve
Pour the blended coffee into a mug and enjoy immediately.
Time: PT30S
Nutrition Facts
- Calories
- 250
- Protein
- 0 g
- Carbohydrates
- 2 g
- Fat
- 28 g
- Fiber
- 2 g
Dietary info: Keto, Low‑Carb, Gluten‑Free, Paleo‑Friendly, Vegetarian
Allergens: Dairy (butter), Cocoa
Last updated: April 15, 2026








