Transfer to a non-stick mat (like Silpat) or parchment paper and allow to cool fully. Roughly chop or break into small pieces and store in an airtight container until serving.
For the semifreddo, over a double boiler, beat the egg, egg yolks, and ½ cup honey using a hand mixer. Beat until the mixture is pale, very thick, and airy
In a separate bowl, whisk the heavy cream until stiff peaks form. Gently fold the egg mixture into the whipped cream. Evenly divide mixture among six, 6-oz glasses. Cover tightly with plastic wrap. Place in the freezer for at least four hours or overnight.
Meanwhile, place apricot halves in a bowl with remaining 2 Tbsp honey, black pepper, cardamom, and salt. Cover and refrigerate until ready to serve
Remove glasses from the freezer and immediately top with chopped pine-nut brittle, apricot, and optional honeycomb.
This easy stunner of a recipe can be made with any fruit and nuts you have on hand.