INGREDIENTS
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8 medium-sized white, yellow, or Vidalia onions
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1-2 T olive oil, for brushing onions
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1 tsp. finely minced fresh rosemary (or use 1/2 tsp. dried rosemary, finely chopped with large knife)
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2 T minced fresh thyme leaves (or use 1 T dried thyme)
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Gratin Topping Ingredients:
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6 T mayo (I used 4 T light mayo and 2 T full-fat mayo)
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1 T fresh squeezed lemon juice
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1/2 tsp. Dijon mustard
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1 cup lowfat pizza cheese (any mild white cheese will work, but use low-fat cheese for the South Beach diet)
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3 T grated Pecorino-Romano cheese (or use grated parmesan)
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fresh ground black pepper to taste -