Italian Florentine Casserole

Ingredients

• olive oil
  1 tablespoon
• onion

  chopped
  1 medium
• garlic

  minced
  2 cloves
• cooked rice
  6 cups
• x 9-ounce packages frozen creamed spinach

  thawed
  2 unit
• milk
  1 cup
• thinly sliced deli ham

  cut into strips
  ½ pound
• nutmeg
  ¼ teaspoon
• Vegetable cooking spray
  1 unit
• shredded fontina or mozzarella cheese
  2 cups