caramel 3 ways

sauce: 1 c (200g) sugar 1/3 c (104g) corn syrup 1/4 c (57g) water 1 c (227g) heavy cream 2.5 oz (71g) butter salt chewy: 1 c (200g) sugar 1/2 c (156g) corn syrup 2/3 c (208g) sweetened condensed milk 3 oz (85g) butter 1/4 c (57g) water salt brittle: 1 c (200g) sugar 1/2 c (156g) corn syrup 1/4 c (57g) water 1.5 c (213g) peanuts 1 tsp baking soda salt