With barbecue season heating up, the GHI experts have dusted off the grill and got busy tasting to bring you the best buys, so you can spend less time shopping and more time chilling outdoors

Once an essential everyday ingredient – particularly in the north of the country – oats still have a special place in British storecupboards

■ Serves 10 ■ Prep 30 mins plus cooling and 2 hrs chilling ■ Cook 1 hr 150g ginger biscuits45g butter, melted, plus extra for the tin250g frozen berries, defrosted300g golden caster sugar600g soft che

■ Serves 4 ■ Prep 15 mins ■ Cook 40 mins 400g rhubarb, trimmed and cut into 2.5cm pieces400g strawberries, hulled and halved if large85g sugar1 tbsp plain flour250g mascarpone (optional)1 orange, zest

Filled with almonds, cherries and sweet white chocolate for a moreish and tempting treat, this tasty traybake is simple to make. MAKES 12 SQUARES PREP 20 MINS COOK 30 MINS ✱ 200g unsalted butter ✱ 100

1. Hawkshead Relish Beetroot & Horseradish Chutney, £4.85, hawksheadrelish.com A bold twist on a classic, this Beetroot & Horseradish Chutney blends earthy beetroot with a gentle horseradish warmth fo