In her picnic-worthy sandwich, which she posted on Instagram ... caper-forward and called for the additions of anchovies and ...

A picnic, hike, or outdoor gathering may be ... (and make for a yummy lunch at work), but you will risk a soggy sandwich. Tuna salad is wet, and there's no way around that. So if you add it ...

Top tuna with cheese, packing it on generously, and slide sandwiches under broiler. Broil until cheese melts and bubbles, 4-5 minutes. Remove tuna melts from broiler and serve immediately.