Bakery style low carb blueberry muffins

2 1/2 cups almond flour
Sweetener equivalent to 1/2 cup sugar
2 tbsp coconut flour
1 tbsp baking powder
1 tsp lemon zest
1/4 tsp salt
3 large eggs
1 cup unsweetened almond milk
6 tbsp butter, melted
1/2 tsp vanilla extract
1 cup fresh or frozen blueberries
2 tsp granulated xylitol or erythritol for sprinkling (optional)

Instructions

Preheat oven to 325F and grease a standard 12-cavity non-stick muffin tin very well (or line with paper liners, if you’re muffin tin is not very non-stick).
In a large bowl, whisk together the almond flour, sweetener, coconut flour, baking powder, lemon zest, and salt.
Stir in eggs, almond milk, butter, and vanilla extract until well combined.Gently fold in blueberries. Divide batter among prepared muffin cups and bake 30 to 40 minutes, until set and a tester inserted in the center comes out clean.
Remove and sprinkle with granulated sweetener, if using.
Let cool 20 minutes, then transfer to a wire rack to cool completely.