Warren Buffett’s Berkshire Hathaway Inc. is increasing its bets on consumer products by joining 3G Capital in a $23 billion acquisition of ketchup maker HJ Heinz Co. The deal will be financed by cash from Berkshire and affiliates of 3G, plus the rollover of existing debt. JPMorgan Chase & Co. and Wells Fargo & Co. have committed debt financing on the deal. Buffett has been seeking deals after the cash pile at Omaha, Nebraska-based Berkshire climbed to more than $45 billion. Berkshire Hathaway…