Complex sentence: The monks soon established a vineyard using their own knowledge gained in France and advice from an expert in the employ of Baron Edmond James de Rothschild from Carmel-Mizrahi Winery and today produce a wide variety of wines that are sold in the Abbey shop and elsewhere.
Split into simpler sentences: The monks soon established a vineyard using knowledge gained in France and advice from an expert in the employ of Baron Edmond James de Rothschild from the Carmel-Mizrahi Winery. Today they produce a wide variety of wines that are sold in the Abbey shop and elsewhere.