Play Dough - cooking recipe

Ingredients

1 Tbsp. alum
3 Tbsp. vegetable oil
1/2 c. salt
2 c. water
3 to 4 c. flour

Preparation

Boil water and oil.
Let cool.
Add salt, alum and food coloring.
Gradually add flour until stiff dough forms.
Knead in flour until good consistency.
Store at room temperature in an airtight container.