Caramelized Pineapple, Ham and Cheese Turnovers.

Bahan-bahan (18 porsi)

• 2 tablespoons butter
• 1 sweet onion (sliced thin)
• 2 cups fresh pineapple (cubed + 1 cup pineapple juice)
• pinch of salt + pepper
• 2 sheets frozen puff pastry (thawed)
• 1/2 cup dijon mustard
• 2 teaspoons worcestershire sauce
• pinch of cayenne (to taste)
• 12 slices of ham (thinly sliced (omit for vegetarian version))
• 12 slices swiss cheese
• 1 egg (beaten)
• 2 tablespoons poppy seeds