Vegetarian Potatoes au Gratin

Total Time:Prep: 15 min. Bake: 50 min. + standing

By Taste Of Home Editorial Team

Recipe by Taste of Home Test Kitchen

Tested by Taste of Home Test Kitchen

Updated on Jun. 24, 2023

Fill up on veggies and load up on terrific flavor with this creamy, hearty casserole. You'll appreciate the homey crumb topping and hands-free bake time at the end of a long day. —Taste of Home Test Kitchen

TEST KITCHEN APPROVED

Vegetarian Potatoes au Gratin

Yield:6 servings
Prep:15 min
Cook:50 min

Ingredients

  • 3 medium carrots, thinly sliced
  • 1 medium green pepper, chopped
  • 4 tablespoons butter, divided
  • 3 tablespoons all-purpose flour
  • 1 teaspoon dried oregano
  • 1/2 teaspoon salt
  • 2-1/2 cups 2% milk
  • 1 can (15 ounces) black beans, rinsed and drained
  • 3 cups shredded Swiss cheese, divided
  • 4 medium Yukon Gold potatoes, thinly sliced
  • 1/2 cup seasoned bread crumbs
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Directions

  1. Preheat oven to 400°. In a large saucepan, saute carrots and pepper in 3 tablespoons butter until tender. Stir in flour, oregano and salt until blended; gradually add milk. Bring to a boil; cook and stir 2 minutes or until thickened. Stir in beans and 2 cups cheese until cheese is melted.
  2. Layer half the potatoes and half the sauce in a greased 13x9-in. baking dish; repeat layers. Sprinkle with remaining 1 cup cheese. In a microwave, melt the remaining butter. Stir in bread crumbs; sprinkle over top of casserole.
  3. Cover and bake 50-55 minutes. Let stand 10 minutes before serving.
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