Assistance with Citrus

Zest them and put into a muffin? You could slice them thinly, freeze, and add them to water for the next few days.

If the peel is looking dried out / yucky, you may want to just juice them and make fajitas (marinate the chicken, beef, whatever in orange juice, lemon juice, a teeny bit of EVOO, spices and grill). The recipe I am thinking of is: http://www.foodnetwork.com/recipes/tyler-florence/fajitas-recipe/index.html