ConAgra Foods' deal to buy US private-label group Ralcorp Holdings last week added some spice to a pedestrian year for M&A. Staying with acquisitions in the US, Hostess Brands said it had received more than 100 bids for its assets. In Europe, Dutch retailer Ahold said it would up its cost cuts, with a focus on sourcing and promos. And in the UK, leading grocers signed up to a new code of special offers.