Instant Pot Vegetable Au Gratin with 100% Pork Pepperoni

Let have some pepperoni Au gratin with this special Instant Pot recipe. It has the richness of vegetables inside and the crisp of cheese on the outside.

3.67 from 3 votes

Instant Pot Vegetable Au Gratin with 100% Pork Pepperoni

Course Main Course
Cuisine French
Keyword béchamel sauce, cheddar cheese, Vegetable Au Gratin with 100% Pork Pepperoni, vegetables
Prep Time 10 minutes
Cook Time 15 minutes
Total Time 25 minutes
Servings 6
Calories 512 kcal


  • 1 cup water
  • 2 cups mixed,vegetables diced
  • 1/2 cup 100% pork pepperoni slices cooked and browned
  • 2 cups Béchamel sauce
  • 1 cup cheddar cheese grated
  • 1 cup breadcrumbs
  • salt and pepper to season
  • nutmeg powder
  • 1 tbsp butter
  • 1 tsp garlic minced
  • milk optional – only required for thinning sauce if too thick


  1. Add water to the Instant Pot and set the steamer basket inside.

  2. Place vegetable cubes in the basket and secure the lid

  3. Cook on “Manual” function for 5 minutes at high pressure.

  4. Release the pressure completely and transfer the drained vegetables into a bowl.

  5. Heat butter in a saucepan over medium heat.

  6. Add garlic and Béchamel sauce, combined cheese and nutmeg powder.

  7. Mix well until smooth then add milk. 

  8. Adjust seasoning with salt and pepper. Add steamed vegetables.

  9. Transfer the mixture to a casserole dish and top it with bacon slices, breadcrumbs and cheese.

  10. Bake for about 5 minutes in a preheated oven.

  11. Slice and serve. 

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