Pre-heat oven to 350°. Arrange 6 jumbo non-stick, parchment muffin liners in a jumbo muffin baking tin. Set aside.
Combine all dry ingredients except chocolate chunks. Add wet ingredients and mix until just combined, then fold in chocolate chunks. Scoop batter into baking cups.
Bake at 350 degrees for 35 minutes or until tops just begin to brown.
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