Try this homemade Pea And Mushroom Casserole recipe the whole family will love. Made with onion, green pepper, butter and mushrooms. Easy step-by-step i…
This Pea And Mushroom Casserole relies on simple, everyday ingredients such as large onion, chopped, green pepper, chopped, butter and (4 oz.) cans mushrooms. It comes together quickly and makes 4 servings, at about 694 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026