Scrambled eggs are easy to cook in large batches. French toast is also easy, and perhaps more popular.
A great brunch recipe for a crowd is a cheesy bacon or sausage potato and egg casserole. You can find many great recipes at kraftfoods.com, myrecipes.com or allrecipes.com.
Some easy yet effective brunch recipes for a crowd of 20 would be, making Peanut butter and Jelly, a light salad or just to keep it even more simple grilled cheese.
Brunch recipe cookbooks can be easily found at Barnes and Noble and Books-a-Million. Well received titles include; 101 Breakfast and Brunch Recipes, Bubby's Brunch Cookbook, and Easy Breakfast and Brunch.
Brunch ideas can be browsed through many areas. If your having a lot of guests for brunch a nice idea would be pancakes since its easy to make or prepare for people.
I highly suggest the following: http://allrecipes.com/Recipes/breakfast-and-brunch/breakfast-casserole/main.aspx and http://www.momswhothink.com/easy-recipes/breakfast-casseroles.html.
This recipe from Betty Crocker is very easy and is designed for a crowd: http://www.bettycrocker.com/recipes/impossibly-easy-breakfast-bake-crowd-size/b9412093-eaf2-46fd-bc9e-967ae7af7b6c
Try hamburger meals. Its incredibly easy to cook and there is a large variety of meals you can make with it. Look at various cooking websites for some different recipes for beginners if your a novice.
Mexican Made Easy - 2010 Weekend Brunch - 1.1 was released on: USA: 23 January 2010
Mexican Made Easy - 2010 Weekend Brunch 1-1 was released on: USA: 23 January 2010
Easy Entertaining with Michael Chiarello - 2003 Day After Brunch 10-1 was released on: USA: 2007
Chic and Easy - 2008 Team Bonding Brunch 1-3 was released on: USA: 18 May 2008
Chex has a great snack mix recipe that is sure to be a crowd pleaser! The recipe is very easy to prepare and the complete recipe can be seen at www.chex.com.