Homemade Sandwich Buns - cooking recipe

Ingredients

3 Tbsp. butter
1 small onion, minced
1/2 c. plain yogurt or sour cream
1/2 c. water
3 to 3 1/2 c. all-purpose flour, divided
1 Tbsp. toasted wheat germ
1 tsp. granulated sugar
1 tsp. salt
1 pkg. active dry yeast
1 egg (at room temperature)
1 c. shredded natural Swiss cheese

Preparation

Melt butter; saute onion in small saucepan until tender but not browned.
Add yogurt and water; blend well and heat until very warm, nearly 120\u00b0.