1 lb. ground beef
Chopped mushrooms (opt.)
2 (8 oz.) cans tomato sauce
1 (1.25 oz.) pkg. taco seasoning mix
1 (8 oz.) can refrigerated crescent dinner rolls
1/2 lb. Velveeta Mexican Pasteurized Process Cheese Spread with jalapeno pepper, cubed
1 c. shredded lettuce
1/2 c. chopped tomato
1/4 c. pitted ripe olive slices

Brown meat, drain. Stir in tomato sauce and seasoning mix; simmer 5 minutes. Press dough onto bottom and sides of ungreased 12 inch pizza pan, pressing edges together to seal. Prick bottom and sides with fork. Bake at 375 degrees for 10 to 12 minutes or until golden brown.

Cover with meat mixture; top with process cheese spared. Continue baking until process cheese spread begins to melt. Top with remaining ingredients. Serve with sour cream, if desired.