Here is a simple to make Chewy Oatmeal Raisin Bars recipe that you can try at your home;

125g butter
1 cup firmly packed brown sugar
1 egg
1 teaspoon vanilla essence
1 cup sifted plain flour
½ teaspoon bicarbonate of soda
¼ teaspoon salt
1 cup quick-cooking rolled oats
½ cup chopped walnuts
½ cup raisins


 
Unique and traditional Chewy Oatmeal Raisin Bars cooking recipe;
1. Preheat the oven to 200°C. In a mixing bowl, cream the butter and sugar with an electric mixer at medium speed until light and fluffy. Beat in the egg, vanilla, flour, bicarbonate of soda and salt. Stir in the oats, walnuts and raisins until well mixed. The mixture will be very stiff.

2. Turn the mixture into a greased 23cm square baking tin and spread evenly. Bake, uncovered, for 12 minutes. Cool in the tin, then cut into 24 bars.