Heat griddle or skillet over medium to low heat. In a large bowl combine flour, salt, baking powder, & sugar.
In another bowl, combine evaporated milk, lemon juice, & lemon zest. Let rest for 4-5 minutes. Add egg, vanilla, & melted butter. Lightly stir to blend.
Gently combine wet & dry ingredients (wet into dry). Stir to blend ingredients. Add more milk if batter seems too thick. Do not make too thin of a batter.
Melt a dab of butter on heated skillet/griddle. Drop batter by ΒΌ cups & cook until golden (approximately 1-2 minutes per side). Serve with softened butter & syrup of choice.
Recipe by Food Askew at http://foodaskew.net/2011/09/garys-pioneer-pancakes/