Combine first 6 ingredients in a medium bowl.
Combine egg, buttermilk, and butter in a small bowl.
Add egg mixture to flour mixture and stir to combine.
Stir in pecans.
On a heated griddle or skillet, melt a small amount of additional butter and cook a slice of apple for 1 minute on each side.
Spoon 1/4 cup batter over apple and cook 2-3 minutes on each side.
Repeat with remaining apples and batter.
Serve with honey and a small dollop of yogurt.