Add salt to large pot of boiling water. Add green beans and cook until tender and bright green. Drain beans in colander and transfer to bowl of ice water to cool. Once cool, drain and pat dry with towel.

Peel four oranges and remove white pith. Working over bowl, cut between membranes to release sections into bowl. Zest one remaining orange and juice both uncut oranges; reserve zest. Transfer juice to saucepan and add vinegar, honey and pepper flakes. Bring to boil then simmer over moderate heat until reduced to syrup, 10 minutes. Season with salt.

In large bowl, toss beans, orange sections and 3 tablespoons vinegar syrup. Transfer to serving platter; drizzle with maple syrup, almonds and orange zest.

Pair each serving with a glass of Grillo.