Wa'alaikumussalam! Honestly GDM memang challenging sikit, tapi doable lah. A few of my mum friends yang ada GDM, semua cakap kena focus on portion control, spread meals throughout the day instead of 3 heavy ones, dan make sure ada protein + fibre with every meal, macam grilled chicken dengan brown rice and veggies, so your blood sugar doesn't spike suddenly. Your doctor or dietitian should really give you a personalised meal plan though, sebab setiap person berbeza, so jangan main-main dengan ni, they'll guide you properly on what's safe for you and baby!