instruction: Write a shopping list for me and group the ingredients by type. I want to make stir-fried teriyaki tofu for dinner and I want enough ingredients to make a sauce, because I don't want to buy a bottle of sauce. This meal will serve four people.
response: Produce:
  1lb broccoli florets
  One yellow onion
  One red bell pepper
  One green bell pepper
  One small knob ginger
  One bulb garlic
  
  Protein:
  1lb extra firm tofu 
  
  Misc:
  1 can corn starch
  8oz bottle soy sauce
  1 bag of dark brown sugar
  Red pepper flakes