Cook mushrooms onion green pepper and garlic in olive oil in a large nonstick skillet over medium high heat stirring constantly until tender
Remove from heat drain
Combine cooked vegetables drained kidney beans olives and pepper
Spoon about 12 cup bean mixture evenly down center of each tortilla Top with 1 tablespoon sour cream 1 tablespoon salsa and 1 tablespoon cheese fold opposite sides over filling
Coat a large nonstick skillet or griddle with cooking spray
Heat over medium-high heat until hot
Cook tortilla seam side down 1 minute on each side or until thoroughly heated