1 c. sugar
1 c. light Karo
1 tbsp. baking soda
1 c. chocolate chips
1/2 c. chopped walnuts

Grease cookie sheet with butter. Combine sugar and syrup. Bring to a boil over medium heat without stirring until 280°F (about 20 minutes). Stir down and return to heat until 295°F. Remove and stir in baking soda. Pour onto baking sheet. Melt chocolate chips and drizzle over brittle. Sprinkle with nuts.