On a cool day, throw these things into a crockpot (low, 8-10 hours):

1 1/4 cup dried lentils
1 large sweet potato
1 Jar spaghetti sauce
1 red bell pepper
1 large potato
1 onion
2 cloves garlic
3 cups water

When you're about to eat it, drizzle some olive oil and hot sauce on top. Yummo!