Chocolaty, chewy and nutty—it’s everything we love about our dark chocolate walnut cookies. These babies are prime for dunking in a glass of ice-cold milk. The dough only takes 15 minutes to prepare, (Dark Chocolate Cookies)
These work great! Did them for a school science night using smaller bottles. They look like lava lamps. - Fireworks in a bottle - looks fun and easy! bottle of water, oil, coloring (food coloring, paint), alka seltzer.