This is a delicious side dish to any meal, even people that do not like onions, like this recipe! also, this can be prepared a day ahead, and baked when ready.
- Set oven to 350 degrees.
- Butter a 2-qt casserole dish.
- In a large saucepan, melt butter.
- Add onions to pan, over high heat, saute until soft, and just starting to brown, about 20-25 minutes
- Remove from heat.
- Place half of the onions in the baking dish; cover with half the crackers, and half of the Parmesan.
- Repeat to make another layer of onions, crackers and Parmesan Bake, uncovered, until cheese on top is lightly browned, about 25 mins Serve warm.
- Note: if made a day ahead, let cool, and keep refrigerated until time to reheat for serving.