Slow-Cooker Cranberry Upside-Down Cake

Spray 6-quart slow cooker with cooking spray. Line with foil, then spray foil.

Stir together brown sugar and butter; spread evenly in bottom of slow cooker. Top with a single even layer of cranberries.

In large bowl, beat cake mix, cranberry juice, oil and eggs on low speed 30 seconds, then on medium speed 2 minutes. Pour evenly over cranberries in slow cooker.

Cover; cook on High heat setting about 3 hours or until toothpick inserted in center comes out clean.

Remove ceramic base from slow cooker; transfer to cooling rack to cool 10 minutes.

Using foil as handles, carefully remove cake from slow cooker. Place large serving plate upside down on top of cake; quickly and carefully turn cake onto serving plate. Remove foil.

Serve cake warm.