Pasta With Sausage, Arugula, and Bread Crumbs

INGREDIENTS

3/4 lb

gemelli or another short pasta

3 tbsp

olive oil

1/2 cup

panko bread crumbs

1 tbsp

fresh thyme leaves or 1 teaspoon dried thyme

kosher salt and black pepper

3/4 lb

Italian sausage links, casings removed

medium onion, thinly sliced

5 oz

baby arugula (about 6 cups)