Sometimes we need to adjust, our diet to life, we face challenges like the ones you mention. Try to outside the box, and focus more into the long term, this stage will pass. Nevertheless we can use this experience to increase our at nutrition knowledge, get more involved in learning foods macronutrients and you may find a lot of options. Internet can help you to understand de nutritional information of food you may find at home and could help your endeavor. In my experience you should focus on whole foods, eggs, vegetables and fruits: This foods are high nutrient dense and will help you to keep progressing. We tend to think due to social media that we need to stuff ourselves with chicken breas,t otherwise we wont grower obtain “gains”. Protein is indeed an esencial macronutrient, but we can find it in more affordable options. Not just ground beef and chicken breast. Protein intake its recommended to be about 1.5 to 2.2 grams per kilogram of body weight, so as long you can reach that total, you can hack your diet into the goal Lastly try to find options at your place, things that your family may eat, apples, bananas, rice, potatoes, eggs, yogurt, cheese etc. This will help you to keep in the right track of your fitness goals.