N.E. Crab Rolls

Ingredients

• 6 tablespoons mayonnaise
• 1 tablespoon lemon juice
• 1 teaspoon grated lemon, zest of
• 1 dash cayenne pepper
• 3/4 lb crabmeat, picked over
• 3 tablespoons chopped scallions
• salt and pepper
• 2 tablespoons butter, at room temp
• 4 hot dog buns, opened
• 4 lettuce leaves