Prepare mashed potatoes according to package directions, except omit butter and substitute skim milk for milk; set potatoes aside.

In a mixing bowl stir together vegetables, lamb, gravy, and basil. Divide among four 12- to 16-ounce casseroles. Top each casserole with mashed potatoes and cheese.

Bake, uncovered, in a 350 degree F oven for 30 to 35 minutes or until mixture is heated through.

Prepare potatoes as directed above. Place frozen vegetables in a 2-quart microwave-safe casserole. Micro-cook, covered, on 100-percent power (high) for 2 to 4 minutes or until crisp-tender; drain. Stir in lamb, gravy, and basil. Divide among four 12- to 16-ounce microwave-safe casseroles. Top with mashed potatoes and cheese. Micro-cook, uncovered, on 100-percent power (high) for 8 to 10 minutes or until mixture is heated through, rearranging dishes once. Makes 4 servings.