Combine first 13 ingredients in a 4-quart slow cooker.
Cover and cook at HIGH 6 hours. Discard bay leaf.
Cut tortillas into 1/4-inch-wide strips; place on a baking sheet.
Bake at 375° for 5 minutes. Stir and bake 5 more minutes or until crisp. Serve with soup; garnish, if desired.
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