1Heat oven to 375°. Spray large cookie sheets with cooking spray. Cut potatoes into 1/4-inch slices; arrange in single layer on cookie sheets. Sprinkle with garlic salt; drizzle with oil.
2Bake 10 minutes; turn. Bake 15 to 20 minutes longer or until potatoes are golden brown.
3Mix remaining ingredients. Serve chips with salsa.