Step 1

In large pot of boiling water, cook the tortellini according to package instructions, then drain and set aside.

Step 2

In a large saucepan, cook the brats until cooked through. Remove from pan, slice and set aside.

Step 3

Leave the juices from cooking the sausage in the pan, then add the butter and allow it to melt.

Step 4

Add the garlic and red pepper flakes and cook, stirring regularly, for about 1 minute.

Step 5

Add the flour and whisk until lightly browned, about one minute.

Step 6

Gradually add the milk and heavy whipping cream, whisking constantly, until slightly thickened, about 2-3 minutes.

Step 7

Stir in the cheeses until melted. If you find the sauce is a little thick, you can always add a touch more milk.

Step 8

Stir in the sausage and pasta and add salt and pepper to taste. Serve immediately.