Play Dough - cooking recipe

Ingredients

4 c. flour
1 c. salt
6 tsp. alum (drug store)
2 c. water
2 Tbsp. oil
food colorings

Preparation

In a large bowl, mix the ingredients (except food colorings) .
Knead until a large ball is formed with hands.
Separate and add a lot of food coloring. Store in Ziploc or Tupperware.