Balsamic Glazed Green Beans With Almonds

salt and pepper {we use Kosher and fresh medium cracked pepper}

butter, unsalted {cut into 4 pieces}

mushrooms

shallot {cut into 1/4" disks}

garlic {peeled and smashed}

granulated sugar

olive oil

green beans {fresh and trimmed}

balsamic vinegar + 2 teaspoons