1) Take a medium saucepan and heat oil in it.
2) Saute the onion until translucent.
3) Add the lima beans and corn.
4) Stir the ingredients occasionally till they become tender.
5) If needed, pour some spoonfuls of water so that the ingredients do not scorch.
6) Once the ingredients are tender, sprinkle brewer’s yeast on them.
7) Remove from the heat.
8) Add enough yogurt to the ingredients to make a creamy sauce.