Mary's Cheesy Onion Biscuits

Yield:	12 Servings
Categories:	Muffins, Family, Bisquick, Cheese

1/4	c	Butter
1/2	md	Maui onion; grated
2	c	Bisquick baking mix
1	c	Sour cream
1	c	Sharp cheddar cheese; shredded