For stamping block I like these transparent picture frames, the dollar store is one of the places where you can buy them, they come in different sizes.
And placed the macaroni on it in the shape of a circle.
Next step was to repeat this process using a different color. This is how it looked like when I was done:
Place your fabric on your printing board and put some paint on a plastic plate. Apply the paint to your stamp with a brayer and place your stamp on the fabric. You can position your stamp in a neat order, or just at random. Here is my result: