Best Lamb Souvlaki Recipe for Greek Easter | Tasting Table

Name: Best Lamb Souvlaki Recipe for Greek Easter | Tasting Table
Ingredients: ⅔ pound lamb meat from a leg of lamb, cut into 1½-inch cubes (about 18 pieces); 1 ½ teaspoons garlic powder; ¾ teaspoon salt; 1 ½ teaspoons oregano; ½ cup extra-virgin olive oil; 1 tomato, cut into a small dice (about ¾ cup); ½ onion, diced (about 1 cup); ½ green pepper, diced (about ¾ cup); ¾ cup feta cheese, cut into cubes or crumbled; 1 cup kalamata olives; 1 tablespoon extra-virgin olive oil; ½ teaspoon oregano; salt, to taste