For Vanilla Cupcakes
Preheat Oven to 375 Degrees Fahrenheit
Line a 12 muffin tin with muffin liners
In a bowl place the flour, salt and baking powder. Mix
In another bowl, place the butter and sugar. Mix with a mixer on medium-high speed for 3-4 minutes
Add the eggs one at a time and mix well after each addition
Now alternate by adding the buttermilk and flour mixture in 2-3 additions starting and ending with the flour. Mix well
Finally, add the vanilla extract
Divide de batter between the muffin tins filling them ¾ of the way
Bake for 16-19 minutes or until springy to the touch
Remove from heat and let the cupcakes cool on a cooling rack
For Peanut Butter Buttercream
In a stand mixer, cream the butter and peanut butter for 2-3 until soft
Carefully add the powdered sugar in 3-4 batches
Add the vanilla and mix
Finally, add the heavy cream and mix. If the buttercream appears too stiff, add some more cream
Assembly:
Make a small hole in the center of each cupcake using a piping tip or even a small skewer
Using a piping bag or a marinade injector, fill the center of each cupcake with Smucker's jelly
Top each cupcake with the peanut buttercream
Decorate with sprinkles, flags, chopped peanuts, or even more jelly