1 can Italian-style diced tomatoes, undrained
2 cups of penne pasta, uncooked
1 cup water
1 pkg (9 oz) baby spinach leaves
1 cup Italian cheese blend
Bring tomatoes, pasta, and water to a boil in a large saucepan; stir and cover. Simmer on medium-low heat for 10 minutes. Uncover and simmer for one more minute or until the pasta is tender. Add half the spinach and simmer covered for two minutes. Stir and repeat with remaining spinach. Serve topped with cheese.