How to Make Three Cheese Pizza Minis FOR FOOD SAFETY AND QUALITY, FOLLOW COOKING DIRECTIONS. COOK THOROUGHLY TO AT LEAST 160F (71C). KEEP FROZEN UNTIL READY TO COOK. USING THE OVEN (CRISP CRUST) Heat oven to 425°F (220°C). Take frozen pizza out of wrapper and place onto baking sheet. Bake for 13 to 15 minutes, or until centre cheese melts; check at 11 minutes to prevent burning. Let stand 2 minutes. TIP: FOR CRISPIER CRUST, bake pizzas directly on oven rack. USING THE MICROWAVE (SOFT CRUST) Take frozen pizza out of wrapper and place onto microwaveable plate. Microwave on High Power: 1 pizza at a time – Cook 1½ to 2 minutes until centre cheese melts.\ 2 pizzas at a time - Cook 2½ to 3 minutes until centre cheese melts. Let stand 2 minutes. Directions developed for 1000 watt microwave ovens. Due to differences in microwave ovens, cooking times may vary. Caution: Toppings will be very hot! Wait until cool enough to eat.