Your mission if you choose to accept: Make it a good one. COOK The Foodcommander What: Quick, easy, and fun cooking lessons. The mousse au chocolat recipe is divine. Why: Obey those in positions of authority. Where: Online at foodcommander.com. GO Operation Nice What: Blogger whose goal in life is “to be nice” posts reader-submitted acts of kindness. Why: It’s a special op. Where: Online at operationnice.com. MAKE Mixwit What: Just because you threw out the boom box doesn’t mean you can’t make mix tapes. New site enables you to create cute custom e-mixes and e-mail to friends. Why: Resurrect the BFF 4 Eva ’92 gem. Where: Online at mixwit.com. USE Umbrella Today What: Enter your zip code and the handy site will tell you with a simple yes or no if you need to plan for inclement weather. Why: Rain check. Where: Online at umbrellatoday.com. LISTEN Acid Tongue What: Rilo Kiley front woman Jenny Lewis’s second LP features catchy melodies and cameos from Elvis Costello, She & Him, and Chris Robinson. Why: You could use more tongue. Where: Online at amazon.com.