Try placing them in a large tightly sealed zip top bag and going over them with a rolling pin.
To convert Graham crackers to crumbs, you typically need about 1 1/2 cups of crumbs for every 10 crackers. Therefore, for 20 Graham crackers, you would need approximately 3 cups of Graham cracker crumbs. This conversion may vary slightly depending on the size and thickness of the crackers, but as a general guideline, 3 cups should be a close approximation.
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According to Cook's Thesaurus http://www.foodsubs.com/Crumbs.html 14 graham crackers = 1 Cup crumbs so, 12 graham crackers = 3/4 C + 1 Tbs (approximately)
This depends on what kind of crackers you are referring to, as well as on how the crackers are crushed (i.e. coarse versus fine crumbs).
Gripz. Cheez-It and Chips Ahoy!
1 It would also be helpful to know what a cup of graham cracker crumbs weighs. My box of crackers is 14.4oz. I could estimate what portion of the box to use if I know how much a cup of crumbs weighs.
About 2 cups of graham cracker crumbs.
Meatloaf can be made with various "Fillers". The most common ones are bread crumbs, Crushed crackers, oatmeal or rice.
12 oz of graham crackers would likely have the greatest density because they are more tightly packed compared to the other options. Cracker crumbs, Ritz crackers, and rice crispies are likely to have more air pockets and be less compact, leading to lower density.
I just pulverized eight whole graham crackers using a food crackers and it measured exactly one cup...
Homemade bread crumbs are made from crumbled up dry bread. Commercial bread crumbs are manufactured by a number of methods, but not from crumbled loaves of bread. Sometimes it is sometimes it isn't, but the ingredients are always the same as bread.
Yes, cracker crumbs are often substituted for bread crumbs. They are slightly different and tend to have a bit more fat and may have additional salt, but for the most part it shouldn't make much of a difference.