These are reduced sugar for a lower carb count, but not at the expense of flavour.
Preheat oven to 350 and grease muffin tins.
In your stand mixer or a large bowl, cream butter, stevia, and sugar.
Beat in eggs, one at a time.
Mix in sour cream and orange juice.
In a medium bowl mix flour, baking powder, and baking soda.
Add the dry ingredients to the wet and mix.
Stir in the chocolate chips by hand.
Bake regular muffins (1/4 cup batter) for 16 min. Bake mini muffins (1.5 tbsp batter) for 10 min.
Carbohydrate Count:
By weight: 0.44 CHO/g
Regular Muffins (1/4 cup batter): Average of 22 CHO each
Mini Muffins (1.5 Tbsp batter): Average of 11 CHO