Combine the flour, salt, pepper, and garlic powder.
Dip the zucchini sticks into the flour mixture and coat well.
In a large skillet, heat the olive oil over medium heat. Sauté the zucchini for about 5 minutes, then place on a paper towel.
For the dip, combine the mayonnaise, horseradish, and salt.
Arrange the zucchini sticks on a platter.
Pour the horseradish dip into a small bowl and serve with the zucchini. Preparation time: 25 minutes
Servings: 6 - 8