Tater Tot Egg Bake With Bitter Greens Salad

Name: Tater Tot Egg Bake With Bitter Greens Salad
Ingredients: 1 small shallot, thinly sliced; 2 Tbsp. fresh orange juice; 2 Tbsp. sherry vinegar or red wine vinegar; 7–8 Tbsp. extra-virgin olive oil, divided; 1½ tsp. Diamond Crystal or 1 tsp. Morton kosher salt, divided; Freshly ground black pepper; ⅓ cup sliced almonds; 1 large onion, halved through root end, thinly sliced; 10 large eggs; 1 32-oz. bag tater tots, thawed; 1 small head of radicchio, leaves separated, torn; 2 cups baby arugula; 3 oz. Manchego cheese, shaved