Butternut Squash without ravioli sugar

3 1/2 pounds butternut squash peeled and cut in 1/4-inch-thick slices (about 6 cups) 1 bunch spinach fresh, washed and stemmed, optional 2 tablespoons butter,[...]

4 cups butternut squash, peeled, diced, seeded 2 tablespoons olive oil 1 teaspoon salt 1 teaspoon pepper 2 slices bacon 1 medium onion , diced 1 garlic clove[...]