1) Preheat the oven to 450°F.
2) Make a soft dough by mixing Bisquick and water.
3) Onto ungreased 12" pizza pan, place the dough and gently pat.
4) Bake for 10 minutes or till slight brown.
5) Chill and just before serving, top with vegetables and cheese, if desired.
6) Cut into wedges and serve.