Crescent Tuna Melt
["2 Tbsp. mayonnaise", "2 Tbsp. chopped dill pickle", "1/2 tsp. prepared mustard", "1/4 c. chopped onion", "1 (6 1/2 oz.) can chunk water-packed tuna, drained and flaked", "1 (4 oz.) can refrigerated crescent rolls", "1/4 c. shredded Cheddar cheese", "1 1/2 tsp. sesame seed"]
["Combine mayonnaise, pickle, mustard and onion in a medium bowl.", "Stir in tuna.", "Unroll dough into 2 rectangles.", "Place on ungreased baking sheet with the long sides overlapping 1/2-inch. Firmly press perforations to seal.", "Press or roll to form a 10 x 8-inch rectangle.", "Spoon tuna mixture in a 2 1/2-inch wide strip lengthwise down the center of dough.", "Sprinkle cheese over filling."]
["mayonnaise", "dill pickle", "mustard", "onion", "water", "crescent rolls", "Cheddar cheese", "sesame seed"]