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1
Heat oven to 350F.
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2
Spray 15x10-inch baking pan with nonstick cooking spray.
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3
*Place melted butter in large bowl.
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4
Reserve 3 tablespoons of the cake mix; set aside.
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5
Add remaining cake mix to butter; blend well.
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6
Add egg; mix well.
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7
Stir in oats.
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8
Press 2/3 of cake mix mixture (about 2 1/2 cups) in bottom of sprayed pan.
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9
Place frosting in medium microwave-safe bowl; microwave on HIGH for 1 minute.
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10
Add reserved 3 tablespoons cake mix; stir until large lumps disappear.
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11
Drizzle half of frosting mixture over cake mix mixture in pan; spread evenly.
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12
Sprinkle with chocolate chips and pecans.
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13
Drizzle with remaining frosting mixture.
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14
Crumble remaining cake mix mixture over frosting mixture.
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15
Bake at 350F for 25 to 30 minutes or until top is golden brown and edges are bubbly.
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16
Cool 1 1/2 hours or until completely cooled.
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17
Cut into bars.
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18
High Altitude Instructions: No change.
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19
Tips: *To prevent spills during baking, use pan with at least 1-inch sides.