Smoked Sausage Potato Packets

4 (18 x 12-inch) sheets heavy duty aluminum foil
1 (14 to 16 ounce) package turkey smoked
    sausage, cut in 1/4-inch slices
1 1/3 pound (4 medium) potatoes, cut in 1/2-inch cubes
1 medium green bell pepper, cubed
1 (27 3/4 ounce) jar spaghetti sauce
1/2 teaspoon salt (optional)
1/2 teaspoon pepper

Preheat oven to 450 degrees F or set grill to medium-high. Spray foil with nonstick cooking spray. Combine sausage, potatoes, green pepper, spaghetti sauce, salt (if desired) and pepper. Center one-fourth of mixture on each sheet of heavy duty aluminum foil. Bring up foil sides. Double fold top and ends to seal packet, leaving room for heat circulation inside. Repeat to make four packets. Bake for 25 to 30 minutes on a cookie sheet in oven or grill for 18 to 22 minutes in covered grill.