HEAT oven to 350°F.
MIX first 8 ingredients until blended; set aside.
LAYER half each pasta, shrimp, peppers and mozzarella in 13x9-inch baking dish sprayed with cooking spray. Top with remaining pasta, shrimp and peppers. Cover evenly with feta mixture; sprinkle with remaining mozzarella.
BAKE 30 min. Let stand 10 min. before serving.