Here are a few links to information about New Zealand's unique culinary culture.

Classic Wine Trail

New Zealand Tourism : Food & Wine

Kumeu Wine Country

Taste New Zealand Food & Wine

Wine & Dine New Zealand 

What's in a Season for Grown Produce  

Top wine-producing regions in New Zealand and their specialities:

Auckland, Kumeu & Matakana (Merlot, Chardonnay, Sauvignon Blanc, Pinot Gris);
Gisborne (Chardonnay);
Hawke’s Bay (Merlot, Cabernet Sauvignon, Syrah);
Wairarapa (Pinot Noir);
Marlborough (Sauvignon Blanc);
Nelson (Chardonnay, Pinot Noir);
Waipara Valley, Canterbury (Pinot Noir, Riesling);
Central Otago & Queenstown (Pinot Noir)

For restaurant reviews around NZ by people who have eaten there - not the owners, have a look on the Dine Out website.