tossed tuna egg salad

Ingredients

• 1 - head lettuce
• 1 medium cucumber, sliced and seeds removed
• 1 small can tuna
• 6 - hard cooked eggs
• 1 small onion, thinly sliced and separated in rings
• 1/2 teaspoon salt
• 1/4 teaspoon pepper
• 1 dash paprika
• 1/2 cup salad oil
• 1/4 cup vinegar
• 2 teaspoons worcestershire sauce
• 2 tablespoons snipped parsley
• 1/4 cup grated sharp natural cheddar cheese
• - ( optional ) sliced tomatoes