There have been almost five instances per year of people finding some extra unwanted protein in their produce over the last five years, according to a new paper.

The changes are part of the company’s Make American Healthy Again campaign.

The salad chain Sweetgreen announced the primary lineup for its annual Sweetlife Festival up at Merriweather Post Pavilion, led by Phoenix, Kendrick Lamar, the Yeah Yeah Yeahs, and Passion Pit.

This summer-into-fall dish mimics a classic potato salad in texture and portability, but the roasted beets and sweet potatoes add a caramelized sweetness more typical of cooler weather dishes.

Cantaloupe is at its peak right now, but you’ve had your fill of fruit salads and melon balls. Try a savory approach: this tangy salad takes its inspiration from southeast Asian dishes that combine tropical fruits with pungent spice mixtures and dressings for a healthy yet decadent snack or first course.

Roasting peppers concentrates their flavor and lends them a smokiness that complements their natural sweetness. It’s an easy technique to master and you can roast a lot of peppers at the same time without much extra effort. Here’s a quick tutorial and several ideas for making use of the fruits (vegetables?) of your labor.

Every dish is only as good as the ingredients that go into it. The adage is especially true when it comes to raw summer meals that can’t rely on the magic of heat chemistry to meld or concentrate their flavors. When prepared with care, a summer salad like this packs enough flavor to steal the meal.

The Sweetlife Festival, sponsored by good-natured salad-makers Sweetgreen, announced the lineup for its 2012 edition today. The leafy vegetables might be locally sourced; the indie rock and hip-hop acts listed today for the April 28 concert are anything but.

Clearly we’re starting to run out of hyperbolic words to describe these giveaways that seem to happen every other week, so today, we’ll just give you the details: Chop’t is doing a salad giveaway at their new 19th and L St. location (1105 1/2 19th Street NW) from 11 a.m. to 2 p.m. It’s the same kind of promotion the company always does when it opens a new store, and if you’ve been to previous…