Old bread (at least one day) or bread from the freezer, thawed completely (on the countertop). This can be almost any kind, including whole grain breads or hamburger buns. Refer to the following site for more information and tips: https://www.jessicagavin.com/how-to-make-bread-crumbs/
Grind bread in a food processor and spread in a single layer on a baking sheet. Bake at 300ºF for 10 minutes (until lightly toasted and dry), stirring occasionally. Completely cool on the baking sheet.
For italian bread crumbs, try mixing
- 1 cup of homemade bread crumbs
- ½ teaspoon kosher salt
- ⅛ teaspoon garlic powder
- ½ teaspoon onion powder
- ½ teaspoon dried Italian seasoning