Peanut Brittle Crispies

1/2 teaspoon of soda 
1/4 teaspoon of salt 
1/2 cup of butter 
1/4 cup of sugar 
1 egg, unbeaten 
1 cup of finely crushed peanuts

BAKE at 375ºF. for 9 to 12 minutes. Makes about 2 1/2 dozen cookies Sift together the flour, soda, and salt. 
Cream butter. Add sugar, creaming well. Blend in egg. Add dry ingredients gradually; mix well. 
Stir in peanut brittle. Shape dough into balls, using a rounded teaspoonful for each. 
Place on ungreased baking sheets. Bake in moderate oven (375ºF. ) 9 to 12 minutes. Cool 1 minutes. 
Remove from sheet. *For use with Pillsbury's Best Self-Rising Flour, omit soda and salt.