Probiotic Chocolate Chocolate Chip Muffins

1 . Stage

Preheat oven to 400 degrees F (200 degrees C). Grease 12 muffin cups.

2 . Stage

Heat semisweet chocolate and butter together in a saucepan over low heat until melted, 3 to 5 minutes. Remove from heat and cool for about 10 minutes. Lightly beat eggs into cooled chocolate mixture.

3 . Stage

Whisk chocolate-butter mixture, buttermilk, sugar, sour cream, and vanilla extract together in a bowl.

4 . Stage

Mix flour, baking soda, and salt in a large bowl; form a well in the center of the flour mixture. Stir chocolate mixture into flour mixture until just combined. Fold chocolate chips into batter. Spoon batter into the prepared muffin cups.

5 . Stage

Bake in the preheated oven until a toothpick inserted in the center of a muffin comes out clean, about 18 minutes.