Pour warm water into warm mixing bowl and sprinkle yeast. Add sugar, salt and 2 cups flour and mix. Add additional flour to make stiff dough. Knead 5-7 minutes. Place in oiled bowl, cover and let rise until doubled - about one hour. Punch down, divide in half, copver and let rest five minutes.
Place into 2 greased 9" round pands. Brush tops with melted margarine. Spinkle with onion, press onion into dough with fingers. Let rise uncovered in warm place about 45 minutes. Sprinkle with paprika. Bake in preheated oven