# Steak Bite Tortellini with Fontina & Roasted Mushroom Blend Casserole

A hearty baked casserole loaded with tender steak bites, pillowy cheese tortellini, and a savory roasted mushroom medley, all wrapped in a creamy Fontina cheese sauce and baked until bubbly perfection.

- Servings: 6 servings
- Total time: 60 min
- Cuisine: Italian
- Category: Dinner
- Language: en

## Ingredients

- 1.5 lbs sirloin or ribeye steak, cut into bite-sized cubes
- 2 tbsp olive oil
- 16 oz cheese tortellini (fresh or refrigerated)
- 3 cups mixed mushrooms (cremini, shiitake, portobello), sliced
- 3 tbsp butter
- 3 tbsp all-purpose flour
- 3 cups whole milk (or half-and-half for richer sauce)
- 2 cups shredded Fontina cheese
- 1 cup shredded mozzarella (optional, for topping)
- 1 tsp garlic powder
- 0.5 tsp thyme
- 0.5 tsp black pepper
- to taste Salt
- Fresh parsley, for garnish

## Instructions

1. Preheat oven to 400°F (200°C).
2. Toss sliced mushrooms with 1 tbsp olive oil, salt, pepper, and thyme.
3. Roast mushrooms on a baking sheet for 15–20 minutes until golden and caramelized.
4. Heat remaining olive oil in a skillet over medium-high heat.
5. Sear steak bites until browned (they don’t need to cook through fully).
6. Remove seared steak bites and set aside.
7. Boil tortellini just until al dente (a minute less than package directions).
8. Drain tortellini and set aside.
9. In a saucepan, melt butter and whisk in flour to form a roux.
10. Slowly whisk in milk until smooth and thickened.
11. Stir in shredded Fontina cheese, garlic powder, and black pepper.
12. In a greased 9x13 baking dish, combine tortellini, roasted mushrooms, and steak bites.
13. Pour the Fontina sauce evenly over the ingredients.
14. Toss gently to coat.
15. Top with mozzarella (optional).
16. Bake uncovered at 375°F (190°C) for 20–25 minutes, until golden and bubbly.
17. Sprinkle with fresh parsley before serving warm.

## Equipment

- oven
- baking sheet
- skillet
- saucepan
- 9x13 baking dish

## Tips

- Extra Savory → Add caramelized onions or sun-dried tomatoes.
- Cheese Lovers → Mix in Gruyère or Havarti for depth of flavor.
- Crunchy Topping → Sprinkle with buttered breadcrumbs before baking.

## Source

- Original video: https://facebook.com/reel/756463480437103?fs=e&mibextid=wwXIfr&rdid=qUZbgr4cpM2beObU&share_url=https%3A%2F%2Fwww.facebook.com%2Fshare%2Fr%2F1AyRmG2ZE1%2F%3Fmibextid%3DwwXIfr#
- Recipe page: https://www.cliprecipe.com/recipe/85037b64-3fd6-4d43-ac49-d47f3517ec7a
- Extracted: 2026-01-14

Extracted from the video by Clip Recipe (https://www.cliprecipe.com). Quantities and steps are as stated or shown in the video. Site guide for agents: https://www.cliprecipe.com/llms.txt