For the loaf
01 -
1 round sourdough boule, about 1 lb (450 g)
02 -
8 oz (225 g) sweet Italian sausage, casings removed if needed
03 -
1 teaspoon olive oil, only if the skillet is dry
04 -
1 cup (115 g) shredded low-moisture mozzarella
05 -
3/4 cup (85 g) shredded sharp cheddar
06 -
1/2 cup (55 g) shredded Monterey Jack
07 -
2 scallions, thinly sliced
08 -
2 tablespoons chopped fresh parsley
09 -
1/4 teaspoon red pepper flakes, optional
For the garlic butter
10 -
6 tablespoons (85 g) unsalted butter, melted
11 -
3 garlic cloves, finely minced
12 -
1/2 teaspoon Italian seasoning
13 -
1/4 teaspoon black pepper
14 -
Warm marinara, for serving optional