A couple months ago, we reported that JAB, a German investment firm, announced plans to buy Caribou Coffee as part of its plan to create a coffee powerhouse. Just last week, JAB made a takeover bid for D.E. Master Blenders for about $10 billion. JAB is already the largest investor in D.E. Master Blenders. Talks are still at an early stage and there is no guarantee of a deal yet. More as it happens….