Heat non-stick griddle over medium heat.

Combine pancake mix and cocoa.

Add oil, egg and milk, blending with whisk until smooth.

Stir-in pecans, chips and mini marshmallows.

Lightly spray griddle with cooking spray.

Drop batter onto griddle using a large spoon or 1/4 cup measure.

Cook until top is bubbly and edges are dry, then flip pancakes.

Continue to cook until done, being careful not to overcook.

When serving pancakes, sprinkle with powdered sugar.