Kelly's penne with italian sausage

1. Cook sausages and then slice them. Cut roma tomatoes and place in a blender with a bunch of fresh basil. Blend to make sauce. Get water boiling to cook pasta. Put olive oil in dutch oven and saute garlic and onions for a couple of mins. Add tomato sauce and bring to a boil then set down to a simmer. Simmer for 2 mins then add the sliced sausage, black olives and spinach and continue to simmer. Cook the pasta according to directions, drain and add to the tomato sauce. Add the crumbled feta. Stir and serve with parmesan sprinkled on top.