End-of-school year chaos has arrived. These 20-minute (or less) meals will get you cooking through it. Ah, May. To kids, the month is a thrilling wind-in-the-hair downhill race toward summer, freedom and possibility. For parents, it’s also a race, but the gasping, out-of-breath kind, toward a finish line that feels like it keeps moving farther and farther out of reach. Every commitment that seemed like a great idea in September culminates, making our Google calendars look like someone scattered confetti all over them: school concerts, sports banquets, dances, recitals, tournaments, graduation ceremonies, shopping for teacher gifts, not to mention summer child care and vacation planning. All are worth celebrating — but when concentrated into a single month, it’s a lot. The Holderness Family , known for their online parodies, even produced a video about the month, calling it Maycember , because its festive mayhem can rival that of December. “But without all the fun cookies and twinkle lights,” the song goes.…