Zucchini & Sweet Potato Fritters

Ingredients
Garlic Herb Yogurt Sauce
1/2 cup (120g) plain Greek or regular yogurt (or sour cream)
1 Tablespoon chopped fresh parsley
1 Tablespoon chopped fresh mint
1 Tablespoon fresh lemon juice
1 Tablespoon (15ml) olive oil
1 teaspoon honey
1/4 teaspoon garlic powder
salt and freshly ground black pepper, to taste
Fritters
2 cups (about 240g) shredded zucchini (1-2 medium zucchini, about 1/2 lb.)
1 cup (100g) shredded sweet potato (1 small, peeled or unpeeled)
1/3 cup (45g) finely chopped yellow onion
1 and 1/2 teaspoons salt, divided
2 large eggs
2 garlic cloves, minced
2 Tablespoons chopped fresh parsley
2 Tablespoons chopped fresh mint
1/2 teaspoon freshly ground black pepper
1/3 cup (40g) fine cornmeal
1 Tablespoon (8g) cornstarch
1/3 cup (80ml) olive oil
Instructions