After searching the web I found several homemade roach killer formulas. So building on ones I have seen mentioned I set off to make my own.
I hope it works for you. I would appreciate feedback as to success etc.
Step 1: Ingredients you will need
The following is a list of my ingredients.
These measurements are aproximate!
2 tablespoons of peanut butter
1 tablespoon hot water from your tap
2 teaspoons of honey
2 teaspoons of boric acid
1 teaspoon of diatomaceous earth
several tables spoons of powdered sugar.