Play Dough - cooking recipe

Ingredients

1 c. white flour
1/2 c. salt
2 Tbsp. vegetable oil
desired food coloring
1 tsp. alum (available at the drugstore)
less than 1/2 c. water

Preparation

Add your food coloring to the water.
Mix all other ingredients in a bowl and add colored water, a little at a time, until it feels like dough.
It may be a little oily, so play with it on a sheet of newspaper.
Store in a plastic bag or airtight container and store in the fridge.