1 (1 1/4) pound package refrigerated mashed potatoes (2 2/3 cups)
1 cup sour cream
1/3 cup grated Parmesan cheese
2 large cloves garlic -- finely chopped
20 frozen potato wedges with skins (from 24
2 tablespoons grated Parmesan cheese
Chopped fresh chives -- if desired
Heat oven to 400º. Spray quiche dish, 9 × 1 1/2 inches, with nonstick cooking spray.
Mix mashed potatoes, sour cream, 1/3 cup cheese and the garlic in quiche dish; spread evenly. Arrange potato wedges in spoke fashion with 2 wedges in center on mashed potato mixture. Sprinkle with 2 tablespoons cheese.
Bake 25 to 30 minutes or until hot. Sprinkle with chives. Cut into wedges.