Canadian Bacon and Havarti Cheese Sliders with Pesto Glaze

Bahan-bahan (12 porsi)

• 1 stick butter ((1/2 cup))
• 2 tablespoons pesto
• 1 -3 teaspoon Dijon mustard (to taste (I used 1))
• 1 tablespoon dried minced onion (or fresh minced onion)
• 1/2 to 1 teaspoon red pepper flakes
• 1 package Hawaiian rolls (12 rolls)
• 1/2 cup mayonnaise
• 1 teaspoon sugar (optional)
• 12 -14 ounces Canadian Bacon (about 24 small slices (or your favorite ham))
• 8 ounces sliced Havarti cheese