In skillet brown the ground beef, chili powder, salt and garlic
until crumbly and light brown; drain.
In a small bowl, combine olives, onion, sour cream; and mayo; set aside.
Separate crescent roll into 8-triangles. Place in ungreased 9- to
10-inch pie pan. Press over bottom and up side to form crust. Spoon
meat mixture evenly over crust. Arrange tomatoes slices on top of
meat. Sprinkle peppers then cheese (save 1/2 cup for later). Spread
sour cream mixture evenly over entire pie. Sprinkle with remaining
Bake at 375 degrees F for 25 to 30 minutes until cheese is melted.