Mix together flour, sugar, and pecans.
Beat eggs until foamy and stir in melted butter. Stir in vanilla.
Mix dry ingredients with wet ingredients.
Stir until just moistened.
Line muffin tin with paper liners.
Spray liners with Baker's Joy.
Fill muffin tins with batter until almost full.
Bake in pre-heated oven at 350* degrees for 30 minutes.
Makes about 10 regular sized muffins.