For the casserole
01 -
14 oz (400 g) smoked sausage or kielbasa, sliced into 1/4-inch coins
02 -
1 tablespoon olive oil
03 -
1 small yellow onion, diced
04 -
1 red bell pepper, diced
05 -
2 cloves garlic, minced
06 -
3 cups (480 g) cooked long-grain white rice, fluffed
07 -
2 cups (180 g) small broccoli florets, thawed if frozen
For the cheese sauce
08 -
2 tablespoons (28 g) unsalted butter
09 -
2 tablespoons all-purpose flour
10 -
1 cup (240 ml) whole milk
11 -
1 cup (240 ml) low-sodium chicken broth
12 -
1 teaspoon Dijon mustard
13 -
1/2 teaspoon smoked paprika
14 -
1/2 teaspoon kosher salt, plus more to taste
15 -
1/4 teaspoon black pepper
16 -
2 cups (225 g) shredded sharp cheddar cheese, divided