• 1/4 cup mayonnaise
• 1 Tbs. Dijon mustard
• 1-1/2 lbs. lean ground beef
• 2 Tbs. vegetable oil
• 4 slices red onion, 1/2 inch thick
• 8 slices Swiss cheese
• 4 Kaiser rolls, split and toasted
• 4 leaves Romaine lettuce
• 4 slices tomato

Prepare grill or turn on broiler. Combine mayonnaise and mustard in a bowl and set aside. Season ground beef with salt and pepper to taste. Divide into 4 patties. Brush cut sides of onion with oil. Arrange onions and burgers on grill and cook uncovered, 5 inches from heat source 6-7 minutes per side, for medium-done meat and tender onions. Season onions with salt and pepper to taste. Place 2 pieces of cheese on each burger about a minute before burgers are done. Spread mustard mixture over toasted top half of each roll. Place lettuce and tomato on bottom half. Place cheeseburger over tomato and top with onion.

Per serving: calories 777, fat 46.4g, 54% calories from fat, cholesterol 106mg, protein 52.3g, carbohydrates 36.0g, fiber 2.5g, sugar 6.8g, sodium 1065mg, diet points 19.4.

Dietary Exchanges: Milk: 0.0, Vegetable: 0.9, Fruit: 0.0, Bread: 2.0, Lean meat: 6.4, Fat: 5.3, Sugar: 0.0, Very lean meat protein: 0.0

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The recommended wine is: Chianti.