Asiago Cremini Pasta Bake with Radicchio

By stefychefy

5.0 / 5

25min

1h

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1 (16 ounce) package shell pasta
2 tablespoons olive oil
1 pound sliced cremini mushrooms
1 small red onion diced
salt and ground black pepper to taste
1 large head radicchio halved, cored, and thinly sliced
4 cloves garlic minced
2 tablespoons minced fresh sage
¼ cup butter
¼ cup all-purpose flour
2 cups milk
3 cups grated Asiago cheese
1 ½ cups heavy whipping cream
1 ½ cups freshly grated Parmigiano-Reggiano cheese divided
½ teaspoon salt
¼ teaspoon ground black pepper
½ cup panko bread crumbs