5 ounces
(1 1/2 cups) orecchiette (or another short dry pasta, like macaroni or penne)
4 cups
chicken or vegetable stock or water, divided
4
slices (6 ounces) thick-cut bacon, cut into 1/2-inch pieces
3
garlic cloves
1 pound
collard greens (about 2 small bunches)
1
(15.5-oz.) can cannellini beans, drained and rinsed
1/4 to 1/2 teaspoons
red pepper flakes, depending on your spice tolerance
1 ounce
Parmesan or pecorino, finely grated (about 1 cup), plus more to serve
1 tablespoon
butter (unsalted and salted both work)