Instructions: Stir together first 3 ingredients in a large bowl. Combine flour and next 3 ingredients; gradually stir into egg mixture. Set aside.

Melt butter in a large skillet over medium heat; add onion, and cook, stirring often, 30 to 40 minutes or until onion is caramel colored. Remove onion from heat.

Stir onion into egg mixture; spoon into a lightly greased 13- by 9-inch baking dish. Bake at 350 degrees for 30 minutes or until set.

This recipe yields 8 servings.

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