Preheat oven to 350 F.
Line a 9 x13 pan with greased parchment paper. Set aside.
In a large bowl cream together butter and sugar.
Add eggs and beat well after each egg.
Fold in vanilla extract.
Add flour, baking powder, salt and milk.
Mix well until combined.
Spread batter evenly into prepared pan.
Bake for 18-20 minutes or until edges of cake are golden.
Let cake cool completely.
Lift cooled cake from pan and carefully cut into 1.5 inch cubes.
Thread the skewers starting with the marshmallow, cake, and strawberry. Repeat pattern.
Placed finished skewers a pan lined with parchment paper.
Drizzle the kabobs with melted white chocolate.
Store in the fridge.
When ready to serve let sit at room temperature for a few minutes.