Ingredients

1 pound lean ground beef (90% lean)2 teaspoons olive oil1 cup diced zucchini1/4 cup chopped onion1/4 cup chopped green pepper1 cup tomato puree1 teaspoon dried oregano1/4 teaspoon salt1/8 teaspoon pepper1-1/2 cups mashed potatoes1 cup (4 ounces) crumbled feta cheese1 tube (8 ounces) refrigerated crescent rolls1 large egg, beaten, optional

Preparation

Preheat oven to 375°. In a large skillet, cook beef over medium heat until no longer pink, crumble beef; drain and set aside. In the same skillet, heat oil over medium-high heat. Add zucchini, onion and green pepper; cook and stir until crisp-tender, 4-5 minutes. Stir in beef, tomato puree, oregano, salt and pepper; heat through.

Spread mashed potatoes in an 11x7-in. baking dish coated with cooking spray. Top with beef mixture; sprinkle with feta cheese.

Unroll crescent dough. Separate into 4 rectangles; arrange 3 rectangles over the casserole. If desired, brush with egg wash. Bake until top is browned, 12-15 minutes. Roll remaining dough into 2 crescent rolls; bake for another use.