Here are 2 easy, 2 ingredient punch recipes: Mix equal amounts of lemon lime soda and white grape juice, or white peach/grape juice. Second recipe 1 liter of lemon/lime soda and 1 can frozen cranberry juice (not diluted) Both are very refreshing punch recipes.
For an appetizer, slice a very firm link sausage in 1/2 lengths, cook 2 hours on low in a mixture of grape jelly and picanter sauce, equal amounts of each, with enough sauce to cover the sausage. Fix a few days ahead of time so you can get scoop out the congealed fat and reheat. This sounds gross, but it is delicious. I like to prepare it with hot picante sauce.
Deviled eggs are inexpensive, but labor intensive. If you use a piping bag with a fancy tip on it, you have beautiful results.
One can of sweetened condensed milk (Eagle Brand) mixed with 1 6 oz can frozen orange juice (undiluted) and some orange zest is a great dip for fresh fruit.