In mixing bowl with 4 cups flour, add yeast mixture, oil and salt. Add eggs, beat 3 minutes on high. By hand, stir in rest of flour to make soft dough. Turn out on floured surface. Knead until smooth. Place in greased bowl. Cover, let rise until double.

Punch down, divide into three portions. Let rest 5 minutes. Divide each portion of dough in 8 balls. Press ball flat. Place on baking sheet. Press to 3 1/2 inch circles. Let rise until double. Bake in 375 degree oven 10 minutes. Brush tops with melted butter. Remove from baking sheet. Cool. Cut in half like a hamburger bun. These freeze well.