Instructions: In medium bowl, combine tuna, onion, mayonnaise, cucumber and dill; mix well. Spread each muffin half with 1/4 of mixture; top with tomato slice.

Place on broiler pan or ungreased cookie sheet.

Broil 4-6 inches from heat for 4-5 minutes or until tomato is hot. Top each with cheese slice. Broil for an additional 1-2 minutes or until cheese melts.

If you would like to email yourself the recipe for later use, or share the recipe with your friends or family, enter the email addresses below and this recipe will be emailed to you and others as well.