1 1/2 cups all-purpose flour
1 tsp baking soda
1/2 cup salted butter
1 1/2 cups white sugar
3 cups semi-sweet chocolate chips (I used milk chocolate)
1 Tbsp pure vanilla extract
4 Tbsp hot water
4 large eggs
1 cup (6 oz.) white chocolate chips
Yield: 18 servings
Preheat oven to 325F. Grease a 9x13 inch baking pan. In a medium bowl combine flour and soda with a wire wisk, and set aside.
In a small saucepan melt butter and 2 cups of chocolate chips over low heat, stirring constantly till smooth.
In a large bowl with an electric mixer at medium speed, beat chocolate mixture and sugar until smooth, about 5 minutes. Continuing to beat, add the vanilla, then the water, a tablespoon at a time. Scrape down sides of bowl. next, add eggs one at a time, mixing well after each addition.
Gradually add the flour mixture, blending at low speed. Then add the remaining 1 cup of chocolate chips and the white chips. Blend until equally distributed throughout batter.
Spread batter in to prepared baking pan. Bake 35-40 minutes or until toothpick inserted in center comes out just slightly moist.
Cool to room temperature. cover well and refrigerate until cold cute unto bars to serve.