INGREDIENTS
5 oz
Baby spinach
1/2 lb
Crimini mushrooms
6
Garlic cloves
3 tbsp
Oregano
3 cups
Marinara sauce
18
Pasta shells (about 6 oz.), jumbo
1 tsp
Black pepper, freshly ground
1 1/2 tsp
Kosher salt
1/2 tsp
Red pepper flakes
2 tbsp
Olive oil, extra-virgin
1 cup
finely grated parmesan
2 tbsp
Butter, unsalted
2 cups
Whole-milk ricotta
1/2 cup
White wine or vermouth, dry