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roasted green beans with parmesan on a baking sheet
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4.43 from 272 votes

Roasted Frozen Green Beans

How to cook frozen green beans that actually taste delicious! Easy parmesan green beans recipe in the oven.
Prep Time5 minutes
Cook Time40 minutes
Total Time45 minutes
Course: Main Dish
Cuisine: American
Keyword: how to cook frozen green beans
Servings: 6
Author: Joy Shull

Ingredients

  • 20 oz frozen cut green beans do not thaw
  • 2 tablespoons olive oil
  • 1 teaspoon salt
  • 1 teaspoon garlic powder
  • ½ teaspoon onion powder
  • fresh ground black pepper optional
  • 1 cup parmesan cheese

Instructions

  • Preheat oven to 450 degrees. Do not remove the green beans from the freezer until the oven is ready to cook.
  • Toss the frozen cut green beans with olive oil. Add the garlic powder, salt, onion powder, and optional black pepper and toss again to combine
  • Spread the green beans out in an even layer on a baking sheet
  • Roast at 450 degrees for 15 minutes, then stir them around.
  • Sprinkle the parmesan cheese over the tops of the green beans but do not stir it in.
  • Roast for an additional 15 minutes, then stir the green beans.
  • From here, roast until the desired crispy edges are achieved, around 5 - 15 minutes

Notes

To reheat these beans after cooking, simple toss them in the microwave until hot. The flavor is still amazing even reheated!

Nutrition

Calories: 138kcal | Carbohydrates: 8g | Protein: 8g | Fat: 9g | Saturated Fat: 3g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 5g | Cholesterol: 11mg | Sodium: 661mg | Potassium: 222mg | Fiber: 3g | Sugar: 3g | Vitamin A: 782IU | Vitamin C: 12mg | Calcium: 234mg | Iron: 1mg