Deb's Red Velvet Cookies

2 1-oz squares unsweetened baking chocolate
½ c. butter at room temperature
2/3 c. brown sugar, firmly packed
½ c. granulated sugar
½ tsp. baking soda
½ tsp. salt
1 Large egg
1 Tbsp. red food coloring
¾ c. sour cream
2 c. flour
1 c. semi-sweet chocolate bits

Preheat oven to 375 degrees. Line cookie sheets with parchment paper & spray with Pam. Unwrap chocolate squares & break apart. Put in small microwave-safe bowl; melt 90 sec on HIGH. Stir until smooth & set aside. Combine butter and sugars together on medium speed until smooth. Add baking soda & salt; beat another min. Add egg and beat until batter is smooth. Add red food coloring and mix about 30 sec. Scrape down bowl, add melted chocolate & mix another min. on medium speed. Scrape down bowl and add 1 c. flour; mix at low speed until well blended; mix in sour cream. Scrape down bowl & add remainder of flour; beat until well blended. Mix in chocolate chips by hand. Drop onto parchment-lined cookie sheets by teaspoonful, 12 cookies/ cookie sheet. Bake at 375 degrees 9-11 minutes. Slide parchment onto wire rack to cool. For blue velvet, use Wilton icing color paste & add a toothpick full of violet icing color paste.