Dugan's Bakery was a Newark, New Jersey home delivery type bakery that grew to serve a large area including New York, Connecticut, and Pennsylvania. Dugan's vanished in 1966 when it's parent company went bankrupt.
There are some Dugan's Bakery recipes on this site including these:
Dugan's Juiced Apple Pie
Spritz Christmas Cookies
I have had no success locating these Dugan's recipes:
cupcakes & frosting