Beth Monsell of BudgetBytes.com shares her expertise in calculating meal costs, emphasizing affordable recipes like lentil bolognese. The episode discusses minimizing expensive ingredients and incorporating cheaper alternatives such as beans and lentils. Utilizing freezers, managing leftovers, and expanding shopping horizons to local markets are highlighted as effective strategies. Meal planning with sales circulars and checking kitchen inventory before shopping can further optimize grocery spending. Additional tips include using store apps, shopping on less busy days, and considering food banks as a resource during tough times.