1 tablespoon butter
⅓ cup blanched almond flour
½ teaspoon baking powder
1 pinch salt
Place butter in a microwave-safe mug. Microwave until melted, about 15 seconds. Swirl mug until fully coated.
Combine almond flour, egg, baking powder, and salt in the mug; whisk until smooth.
Microwave at maximum power until set, about 90 seconds. Let cool for 2 minutes before slicing.
Per Serving: 408 calories; protein 14.5g; carbohydrates 9.8g; fat 36.4g; cholesterol 194.2mg; sodium 542.2mg.