Cauliflower Cheddar Bake

1 large head cauliflower, broken into florets
1-1/2 cups (6 ounces) shredded cheddar cheese
1 cup (8 ounces) sour cream
1/2 cup finely chopped onion
4 tablespoons butter, melted, divided
1/4 teaspoon salt
1/2 cup dried bread crumbs

In a large saucepan, place 1 in. of salted water; add the cauliflower. Bring to a boil. Reduce heat; cover and simmer for 4-6 minutes or until crisp-tender. Drain.

Stir in the cheese, sour cream, onion, 2 tablespoons butter and salt. Transfer to a greased 1-1/2-qt. baking dish. Combine the bread crumbs and remaining butter; sprinkle over the top. Bake, uncovered, at 350° for 30 minutes or until heated through. Makes 10-12 servings.

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